Skip to primary content
Skip to secondary content

Cascade Tubes

It's All About the Glass

Cascade Tubes

Main menu

  • Home
  • About Me
  • Blog
  • The Source Selection Preamp
  • The “Purpleheart” Signal Meters
  • The “Universal” Preamp
  • The 12AU7 “Color” Preamp
  • The 6336 SET Amp
  • The 6AS5 µ-Power UL
  • The 6AS7 “Purpleheart” SET
  • The 6CY7 Amp
  • The 6CY7 V2.0 “Zebrawood” Amp
  • The 6DJ8 Headphone Amp
  • The 6EM7 Vertical Amp
  • The 6L6 “Spalted Alder” Amp
  • The 6V6 Lacewood Amp
  • The 6V6 Lacewood Amp V2.0
  • The 6V6 Marblewood Amp
  • Optimization of the 6L6 SE-UL
  • Optimization of the 6V6 SE-UL
  • Older Pages
    • The First Amp
    • The Recovery
    • The Rebuild
    • On Prototyping
    • Brassboard Prototypes
    • Volume Control
    • Dummy Speaker Load

Tag Archives: wiring

6V6 Curly Maple Progress

Posted on May 20, 2025 by Matt
4

In spite of some other things commanding my time, I’ve finally managed to get started on the wiring for the new amplifier.

Continue reading →
Posted in Uncategorized | Tagged 6V6, capacitor, curly maple, wiring | 4 Replies

6V6 “Curly Maple” First Assembly

Posted on April 26, 2025 by Matt
1

The chassis has all its coats of oil finish and things started coming together today.

Continue reading →
Posted in Uncategorized | Tagged 6V6, Chassis, curly maple, metal, wiring | 1 Reply

Fixing a Mistake

Posted on June 20, 2023 by Matt
3

So last night I posted about a mistake I made in wiring the latest project. And because of when and where I made that mistake, it took all afternoon to correct it.

Continue reading →
Posted in Uncategorized | Tagged 12AU7, mistake, ssu, wiring | 3 Replies

Tube Wiring Progress

Posted on June 13, 2023 by Matt
Reply

Between regular chores, gardening, and yard work today I managed to steal a little time to make some progress on the latest project. The gain stages for the source selector unit are essentially complete and I’ll begin working on the buffers as soon as I can.

Continue reading →
Posted in Uncategorized | Tagged 12AU7, preamp, ssu, tube, wiring | Leave a reply

Source Selector Chassis Wiring Complete

Posted on June 9, 2023 by Matt
2

I had the opportunity today to sit down and finish up the wiring on the source selector unit chassis. It has been a productive week for this project. Now that the chassis is in good shape, I’m free to move on to the assembly and wiring of the vacuum tube circuits.

Continue reading →
Posted in Uncategorized | Tagged Bubinga, Chassis, grounding, meters, ssu, VU, wiring | 2 Replies

Selector Pigtails and Chassis Wiring

Posted on June 7, 2023 by Matt
1

I made some progress today on the Source Selector Unit. The twelve twisted pairs are all soldered to the selector switch and I managed some chassis wiring as well.

Continue reading →
Posted in Uncategorized | Tagged Bubinga, Chassis, power supply, ssu, wiring | 1 Reply

6L6 SE-UL Power Stage Wiring

Posted on November 3, 2022 by Matt
1

I got a little more done on the amp this afternoon. The grid and cathode circuits on both power stages are now wired and tied into the driver.

Continue reading →
Posted in Uncategorized | Tagged 6L6, 6L6 SE-UL, Driver, power stage, wiring | 1 Reply

6L6 SE-UL Transformer Wiring

Posted on October 16, 2022 by Matt
4

Today I took some time to install the signal ground bus and wire the transformers. But I also wanted to discuss a specific aspect of transformer wiring for the B+. I often get questions on this topic from people looking at the 6336 SET Amplifier. Let’s take a look.

Continue reading →
Posted in Uncategorized | Tagged 6L6, 6L6 SE-UL, power supply, wiring | 4 Replies

6L6 SE-UL Gets Its First Wires

Posted on October 14, 2022 by Matt
Reply

I’m still waiting for the top plate paint to harden. But that didn’t keep me from getting some wiring done on the chassis today.

Continue reading →
Posted in Uncategorized | Tagged 6L6, 6L6 SE-UL, Chassis, Spalted Alder, wiring | Leave a reply

More SET Progress

Posted on April 23, 2022 by Matt
3

With all the distractions this week, I’m not quite as far along as I would have hoped. But all the top plate wiring is done, the power supply sections are complete, and the 6AS7 power stage is complete.

Continue reading →
Posted in Uncategorized | Tagged 6AS7, SET, wiring | 3 Replies

SET Wiring Coming Into Focus

Posted on April 20, 2022 by Matt
Reply

I really haven’t had as much free time this week as I thought I would. But, in spite of other tasks taking priority, I’ve managed to get the iron for the SET all wired into the top plate.

Continue reading →
Posted in Uncategorized | Tagged 6AS7, Chassis, SET, wiring | Leave a reply

Good Progress in 6AS7 SET Assembly

Posted on April 18, 2022 by Matt
1

I managed to make good progress on the assembly of the 6AS7 SET today. In addition to getting all the hardware and iron mounted in the chassis and on the top plate, I’ve actually started wiring.

Continue reading →
Posted in Uncategorized | Tagged 6AS7, Chassis, SET, wiring | 1 Reply

A Little Progress

Posted on April 14, 2022 by Matt
1

I managed to eke out a little time to work on the 6AS7 SET top plate this afternoon. I didn’t get a lot done but at least I’ve finally started.

Continue reading →
Posted in Uncategorized | Tagged 6AS7, Chassis, SET, wiring | 1 Reply

Meta

  • Log in
  • Entries feed
  • Comments feed
  • WordPress.org

Engineering

  • DabbleE

Audio

  • DIY Audio Projects
  • DIY Audio Projects – Forum
  • Mongrel Dog Audio
  • OddWatt Audio
  • Retro-Thermionic

Tube Amp Parts Suppliers

  • Antique Electronics Supply
  • Edcor Electronics
  • Front Panel Express
  • Hammond Manufacturing
  • Radio Daze
  • The Tube Store
  • Tube Depot
  • Vacuum Tubes Inc.

Articles of Note

  • “Experts” 0
  • A Note on Feedback 0
  • A Tale of Two Tubes 0
  • About that Volume Control 0
  • About that Volume Control – Part II 0
  • About Tube Books 0
  • Another Note on Feedback with Black's Original Paper 0
  • Audio Heresy – Lampizator 0
  • Audio Power – Wikilink 0
  • Cathode Bypass and Frequency Range 0
  • Cathode Bypass and Frequency Range, Part II 0
  • Component Tolerances & Modern Manufacturing 0
  • Consequence of The Quest for 20Hz Roll Off 0
  • Distortion Misunderstood 0
  • Engineering! 0
  • How Amp Technology Affects Volume and Power 0
  • How Much Audio Bandwidth? 0
  • Identifying a Mystery Tube 0
  • In Praise of the Album 0
  • Low Frequency Output Transformer Performance 0
  • Matt's Grounding Philosophy 0
  • Sensitivity and Amp Power – Chuck Hawks 0
  • Talking about SETs 0
  • The Quest for 20Hz Roll Off 0
  • Toroids and “Shorted Turns” 0
  • Tube Sound – Power Stage Topology 0
  • Tube Testers 0
  • Understanding Speaker Power Ratings – Eminence 0
  • Volume Controls and High Frequency Response 0
Proudly powered by WordPress